HEADER    RNA                                     28-JUL-10   2L1F              
TITLE     STRUCTURE OF A CONSERVED RETROVIRAL RNA PACKAGING ELEMENT BY NMR      
TITLE    2 SPECTROSCOPY AND CRYO-ELECTRON TOMOGRAPHY                            
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: RNA (65-MER);                                              
COMPND   3 CHAIN: A;                                                            
COMPND   4 ENGINEERED: YES;                                                     
COMPND   5 MUTATION: YES;                                                       
COMPND   6 MOL_ID: 2;                                                           
COMPND   7 MOLECULE: RNA (66-MER);                                              
COMPND   8 CHAIN: B;                                                            
COMPND   9 ENGINEERED: YES                                                      
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 SYNTHETIC: YES;                                                      
SOURCE   3 ORGANISM_SCIENTIFIC: MOLONEY MURINE LEUKEMIA VIRUS;                  
SOURCE   4 ORGANISM_TAXID: 11801;                                               
SOURCE   5 OTHER_DETAILS: RNA WAS PREPARED BY IN VITRO TRANSCRIPTION WITH T7    
SOURCE   6 RNA POLYMERASE;                                                      
SOURCE   7 MOL_ID: 2;                                                           
SOURCE   8 SYNTHETIC: YES;                                                      
SOURCE   9 ORGANISM_SCIENTIFIC: MOLONEY MURINE LEUKEMIA VIRUS;                  
SOURCE  10 ORGANISM_TAXID: 11801;                                               
SOURCE  11 OTHER_DETAILS: RNA WAS PREPARED BY IN VITRO TRANSCRIPTION WITH T7    
SOURCE  12 RNA POLYMERASE                                                       
KEYWDS    RNA, RETROVIRUS, PACKAGING, CRYO-ET                                   
EXPDTA    SOLUTION NMR                                                          
NUMMDL    20                                                                    
AUTHOR    M.F.SUMMERS,R.N.IROBALIEVA,B.TOLBERT,A.SMALLS-MANTY,K.IYALLA,         
AUTHOR   2 K.LOELIGER,V.D'SOUZA,H.KHANT,M.SCHMID,E.GARCIA,A.TELESNITSKY,W.CHIU, 
AUTHOR   3 Y.MIYAZAKI                                                           
REVDAT   4   01-MAY-24 2L1F    1       REMARK                                   
REVDAT   3   05-FEB-20 2L1F    1       SEQADV                                   
REVDAT   2   08-DEC-10 2L1F    1       JRNL                                     
REVDAT   1   27-OCT-10 2L1F    0                                                
JRNL        AUTH   Y.MIYAZAKI,R.N.IROBALIEVA,B.S.TOLBERT,A.SMALLS-MANTEY,       
JRNL        AUTH 2 K.IYALLA,K.LOELIGER,V.D'SOUZA,H.KHANT,M.F.SCHMID,E.L.GARCIA, 
JRNL        AUTH 3 A.TELESNITSKY,W.CHIU,M.F.SUMMERS                             
JRNL        TITL   STRUCTURE OF A CONSERVED RETROVIRAL RNA PACKAGING ELEMENT BY 
JRNL        TITL 2 NMR SPECTROSCOPY AND CRYO-ELECTRON TOMOGRAPHY.               
JRNL        REF    J.MOL.BIOL.                   V. 404   751 2010              
JRNL        REFN                   ISSN 0022-2836                               
JRNL        PMID   20933521                                                     
JRNL        DOI    10.1016/J.JMB.2010.09.009                                    
REMARK   2                                                                      
REMARK   2 RESOLUTION. NOT APPLICABLE.                                          
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : CYANA 2.1, CYANA 2.1                                 
REMARK   3   AUTHORS     : GUNTERT, MUMENTHALER AND WUTHRICH (CYANA),           
REMARK   3                 GUNTERT, MUMENTHALER AND WUTHRICH (CYANA)            
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: STRUCTURES WERE CALCULATED AND REFINED    
REMARK   3  WITH CYANA USING THE AMBER RESIDUE LIBRARY. UPPER-LIMIT DISTANCE    
REMARK   3  RESTRAINTS OF 2.7 , 3.3 AND 5.0 WERE EMPLOYED FOR DIRECT NOE        
REMARK   3  CROSS PEAKS OF STRONG, MEDIUM AND WEAK INTENSITIES, RESPECTIVELY,   
REMARK   3  FOR ALL CROSS PEAKS EXCEPT THOSE ASSOCIATED WITH THE                
REMARK   3  INTRARESIDUE H8/6-TO-H2 AND H3 INTERACTIONS. FOR THESE PROTON       
REMARK   3  PAIRS, UPPER DISTANCE LIMITS OF 4.2 AND 3.2 WERE THEREFORE          
REMARK   3  EMPLOYED FOR NOES OF MEDIUM AND STRONG INTENSITY,                   
REMARK   3  RESPECTIVELY.43 CROSS-HELIX P-P DISTANCE RESTRAINTS (WITH 20%       
REMARK   3  WEIGHTING COEFFICIENT) WERE EMPLOYED FOR A-FORM HELICAL SEGMENTS    
REMARK   3  TO PREVENT THE GENERATION OF STRUCTURES WITH COLLAPSED MAJOR        
REMARK   3  GROOVES:43,52,55 P(I)-P(I+2) (CROSS-HELIX PHOSPHORUS OF THE I+2     
REMARK   3  BASE PAIR) = 16.1 - 17.1 , P(I)-P(I+3) = 14.2 - 15.2 ; P(I)-P(I+    
REMARK   3  4) = 11.7 -12.7 ; P(I)-P(I+5) = 9.4 -10.4 ; P(I)-P(I+6) = 9.0 -     
REMARK   3  10.0 . TORSION ANGLE RESTRAINTS FOR A HELICAL STEM RESIDUES WERE    
REMARK   3  CENTERED AROUND PUBLISHED A-FORM RNA VALUES 112 WITH ALLOWED        
REMARK   3  DEVIATIONS OF 50 DEGREES. FOUR RESTRAINTS PER HYDROGEN BOND WERE    
REMARK   3  EMPLOYED TO ENFORCE APPROXIMATELY LINEAR NH-N AND NH-O BOND         
REMARK   3  DISTANCES OF 1.85 0.05, AND TWO LOWER LIMIT RESTRAINTS PER BASE     
REMARK   3  PAIR WERE EMPLOYED TO WEAKLY ENFORCE BASE PAIR PLANARITY (20%       
REMARK   3  WEIGHTING COEFFICIENT) (G-C BASE PAIRS: G-C4 TO C-C6 > 8.3 AND G-   
REMARK   3  N9 TO C-H6 > 10.75 . A-U BASE PAIRS: A-C4 TO U-C6 > 8.3 AND A-N9    
REMARK   3  TO U-H6 > 10.75 ).                                                  
REMARK   4                                                                      
REMARK   4 2L1F COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 03-AUG-10.                  
REMARK 100 THE DEPOSITION ID IS D_1000101835.                                   
REMARK 210                                                                      
REMARK 210 EXPERIMENTAL DETAILS                                                 
REMARK 210  EXPERIMENT TYPE                : NMR                                
REMARK 210  TEMPERATURE           (KELVIN) : 310                                
REMARK 210  PH                             : 7.0                                
REMARK 210  IONIC STRENGTH                 : 80                                 
REMARK 210  PRESSURE                       : AMBIENT ATM                        
REMARK 210  SAMPLE CONTENTS                : 400-800 UM [U-2H] RNA (65-MER),    
REMARK 210                                   100% D2O                           
REMARK 210                                                                      
REMARK 210  NMR EXPERIMENTS CONDUCTED      : 2D NOESY                           
REMARK 210  SPECTROMETER FIELD STRENGTH    : 800 MHZ; 600 MHZ                   
REMARK 210  SPECTROMETER MODEL             : DRX                                
REMARK 210  SPECTROMETER MANUFACTURER      : BRUKER                             
REMARK 210                                                                      
REMARK 210  STRUCTURE DETERMINATION.                                            
REMARK 210   SOFTWARE USED                 : NULL                               
REMARK 210   METHOD USED                   : DISTANCE GEOMETRY                  
REMARK 210                                                                      
REMARK 210 CONFORMERS, NUMBER CALCULATED   : 340                                
REMARK 210 CONFORMERS, NUMBER SUBMITTED    : 20                                 
REMARK 210 CONFORMERS, SELECTION CRITERIA  : STRUCTURES WITH THE LOWEST         
REMARK 210                                   ENERGY                             
REMARK 210                                                                      
REMARK 210 BEST REPRESENTATIVE CONFORMER IN THIS ENSEMBLE : 1                   
REMARK 210                                                                      
REMARK 210 REMARK: NULL                                                         
REMARK 215                                                                      
REMARK 215 NMR STUDY                                                            
REMARK 215 THE COORDINATES IN THIS ENTRY WERE GENERATED FROM SOLUTION           
REMARK 215 NMR DATA.  PROTEIN DATA BANK CONVENTIONS REQUIRE THAT                
REMARK 215 CRYST1 AND SCALE RECORDS BE INCLUDED, BUT THE VALUES ON              
REMARK 215 THESE RECORDS ARE MEANINGLESS.                                       
REMARK 300                                                                      
REMARK 300 BIOMOLECULE: 1                                                       
REMARK 300 SEE REMARK 350 FOR THE AUTHOR PROVIDED AND/OR PROGRAM                
REMARK 300 GENERATED ASSEMBLY INFORMATION FOR THE STRUCTURE IN                  
REMARK 300 THIS ENTRY. THE REMARK MAY ALSO PROVIDE INFORMATION ON               
REMARK 300 BURIED SURFACE AREA.                                                 
REMARK 350                                                                      
REMARK 350 COORDINATES FOR A COMPLETE MULTIMER REPRESENTING THE KNOWN           
REMARK 350 BIOLOGICALLY SIGNIFICANT OLIGOMERIZATION STATE OF THE                
REMARK 350 MOLECULE CAN BE GENERATED BY APPLYING BIOMT TRANSFORMATIONS          
REMARK 350 GIVEN BELOW.  BOTH NON-CRYSTALLOGRAPHIC AND                          
REMARK 350 CRYSTALLOGRAPHIC OPERATIONS ARE GIVEN.                               
REMARK 350                                                                      
REMARK 350 BIOMOLECULE: 1                                                       
REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: DIMERIC                           
REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B                                  
REMARK 350   BIOMT1   1  1.000000  0.000000  0.000000        0.00000            
REMARK 350   BIOMT2   1  0.000000  1.000000  0.000000        0.00000            
REMARK 350   BIOMT3   1  0.000000  0.000000  1.000000        0.00000            
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: COVALENT BOND ANGLES                                       
REMARK 500                                                                      
REMARK 500 THE STEREOCHEMICAL PARAMETERS OF THE FOLLOWING RESIDUES              
REMARK 500 HAVE VALUES WHICH DEVIATE FROM EXPECTED VALUES BY MORE               
REMARK 500 THAN 6*RMSD (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN               
REMARK 500 IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE).                 
REMARK 500                                                                      
REMARK 500 STANDARD TABLE:                                                      
REMARK 500 FORMAT: (10X,I3,1X,A3,1X,A1,I4,A1,3(1X,A4,2X),12X,F5.1)              
REMARK 500                                                                      
REMARK 500 EXPECTED VALUES PROTEIN: ENGH AND HUBER, 1999                        
REMARK 500 EXPECTED VALUES NUCLEIC ACID: CLOWNEY ET AL 1996                     
REMARK 500                                                                      
REMARK 500  M RES CSSEQI ATM1   ATM2   ATM3                                     
REMARK 500  1   G A 309   O4' -  C4' -  C3' ANGL. DEV. =  -8.8 DEGREES          
REMARK 500  1   G A 309   C1' -  O4' -  C4' ANGL. DEV. =   6.8 DEGREES          
REMARK 500  1   G A 309   C6  -  N1  -  C2  ANGL. DEV. =  -6.5 DEGREES          
REMARK 500  1   G A 309   N1  -  C2  -  N3  ANGL. DEV. =   5.1 DEGREES          
REMARK 500  1   G A 309   C5  -  C6  -  N1  ANGL. DEV. =   5.9 DEGREES          
REMARK 500  1   G A 310   C1' -  O4' -  C4' ANGL. DEV. =   6.5 DEGREES          
REMARK 500  1   G A 310   C6  -  N1  -  C2  ANGL. DEV. =  -6.7 DEGREES          
REMARK 500  1   G A 310   N1  -  C2  -  N3  ANGL. DEV. =   5.2 DEGREES          
REMARK 500  1   G A 310   C5  -  C6  -  N1  ANGL. DEV. =   5.9 DEGREES          
REMARK 500  1   C A 311   O4' -  C4' -  C3' ANGL. DEV. = -10.3 DEGREES          
REMARK 500  1   C A 311   C1' -  O4' -  C4' ANGL. DEV. =   6.8 DEGREES          
REMARK 500  1   G A 312   O4' -  C4' -  C3' ANGL. DEV. =  -9.7 DEGREES          
REMARK 500  1   G A 312   C1' -  O4' -  C4' ANGL. DEV. =   6.8 DEGREES          
REMARK 500  1   G A 312   C6  -  N1  -  C2  ANGL. DEV. =  -6.6 DEGREES          
REMARK 500  1   G A 312   N1  -  C2  -  N3  ANGL. DEV. =   5.2 DEGREES          
REMARK 500  1   G A 312   C5  -  C6  -  N1  ANGL. DEV. =   5.9 DEGREES          
REMARK 500  1   G A 313   O4' -  C4' -  C3' ANGL. DEV. =  -8.9 DEGREES          
REMARK 500  1   G A 313   C1' -  O4' -  C4' ANGL. DEV. =   6.9 DEGREES          
REMARK 500  1   G A 313   C6  -  N1  -  C2  ANGL. DEV. =  -6.6 DEGREES          
REMARK 500  1   G A 313   N1  -  C2  -  N3  ANGL. DEV. =   5.2 DEGREES          
REMARK 500  1   G A 313   C5  -  C6  -  N1  ANGL. DEV. =   5.9 DEGREES          
REMARK 500  1   A A 314   O4' -  C4' -  C3' ANGL. DEV. = -10.6 DEGREES          
REMARK 500  1   A A 314   C1' -  O4' -  C4' ANGL. DEV. =   6.6 DEGREES          
REMARK 500  1   C A 315   O4' -  C4' -  C3' ANGL. DEV. =  -6.6 DEGREES          
REMARK 500  1   C A 315   C1' -  O4' -  C4' ANGL. DEV. =   7.3 DEGREES          
REMARK 500  1   C A 316   O4' -  C4' -  C3' ANGL. DEV. =  -7.1 DEGREES          
REMARK 500  1   C A 316   C1' -  O4' -  C4' ANGL. DEV. =   7.5 DEGREES          
REMARK 500  1   C A 317   O4' -  C4' -  C3' ANGL. DEV. =  -9.8 DEGREES          
REMARK 500  1   C A 317   C1' -  O4' -  C4' ANGL. DEV. =   7.0 DEGREES          
REMARK 500  1   G A 318   O4' -  C4' -  C3' ANGL. DEV. =  -8.1 DEGREES          
REMARK 500  1   G A 318   C1' -  O4' -  C4' ANGL. DEV. =   7.2 DEGREES          
REMARK 500  1   G A 318   C6  -  N1  -  C2  ANGL. DEV. =  -6.6 DEGREES          
REMARK 500  1   G A 318   N1  -  C2  -  N3  ANGL. DEV. =   5.2 DEGREES          
REMARK 500  1   G A 318   C5  -  C6  -  N1  ANGL. DEV. =   5.8 DEGREES          
REMARK 500  1   U A 319   O4' -  C4' -  C3' ANGL. DEV. = -13.1 DEGREES          
REMARK 500  1   G A 320   O4' -  C4' -  C3' ANGL. DEV. =  -7.3 DEGREES          
REMARK 500  1   G A 320   C1' -  O4' -  C4' ANGL. DEV. =   6.9 DEGREES          
REMARK 500  1   G A 320   C6  -  N1  -  C2  ANGL. DEV. =  -6.7 DEGREES          
REMARK 500  1   G A 320   N1  -  C2  -  N3  ANGL. DEV. =   5.3 DEGREES          
REMARK 500  1   G A 320   C5  -  C6  -  N1  ANGL. DEV. =   6.0 DEGREES          
REMARK 500  1   G A 321   O4' -  C4' -  C3' ANGL. DEV. =  -8.5 DEGREES          
REMARK 500  1   G A 321   C1' -  O4' -  C4' ANGL. DEV. =   7.0 DEGREES          
REMARK 500  1   G A 321   C6  -  N1  -  C2  ANGL. DEV. =  -6.5 DEGREES          
REMARK 500  1   G A 321   N1  -  C2  -  N3  ANGL. DEV. =   5.1 DEGREES          
REMARK 500  1   G A 321   C5  -  C6  -  N1  ANGL. DEV. =   5.9 DEGREES          
REMARK 500  1   U A 322   O4' -  C4' -  C3' ANGL. DEV. =  -8.8 DEGREES          
REMARK 500  1   U A 322   C1' -  O4' -  C4' ANGL. DEV. =   7.5 DEGREES          
REMARK 500  1   G A 323   O4' -  C4' -  C3' ANGL. DEV. = -11.5 DEGREES          
REMARK 500  1   G A 323   C1' -  O4' -  C4' ANGL. DEV. =   6.2 DEGREES          
REMARK 500  1   G A 323   C6  -  N1  -  C2  ANGL. DEV. =  -6.6 DEGREES          
REMARK 500                                                                      
REMARK 500 THIS ENTRY HAS    7802 ANGLE DEVIATIONS.                             
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 900                                                                      
REMARK 900 RELATED ENTRIES                                                      
REMARK 900 RELATED ID: 17083   RELATED DB: BMRB                                 
DBREF1 2L1F A  309   373  GB                   AF033811                         
DBREF2 2L1F A     AF033811.1                         45         109             
DBREF1 2L1F B  709   774  GB                   AF033811                         
DBREF2 2L1F B     AF033811.1                         45         110             
SEQADV 2L1F   A A  328  GB   AF033811.   U    64 ENGINEERED MUTATION            
SEQADV 2L1F   U A  333  GB   AF033811.   A    69 ENGINEERED MUTATION            
SEQADV 2L1F   A B  728  GB   AF033811.   U    64 ENGINEERED MUTATION            
SEQADV 2L1F   U B  733  GB   AF033811.   A    69 ENGINEERED MUTATION            
SEQRES   1 A   65    G   G   C   G   G   A   C   C   C   G   U   G   G          
SEQRES   2 A   65    U   G   G   A   A   C   A   G   A   C   G   U   G          
SEQRES   3 A   65    U   U   C   G   G   A   A   C   A   C   C   C   G          
SEQRES   4 A   65    G   C   C   G   C   A   A   C   C   C   U   G   G          
SEQRES   5 A   65    G   A   G   A   C   G   U   C   C   C   A   G   G          
SEQRES   1 B   66    G   G   C   G   G   A   C   C   C   G   U   G   G          
SEQRES   2 B   66    U   G   G   A   A   C   A   G   A   C   G   U   G          
SEQRES   3 B   66    U   U   C   G   G   A   A   C   A   C   C   C   G          
SEQRES   4 B   66    G   C   C   G   C   A   A   C   C   C   U   G   G          
SEQRES   5 B   66    G   A   G   A   C   G   U   C   C   C   A   G   G          
SEQRES   6 B   66    G                                                          
CRYST1    1.000    1.000    1.000  90.00  90.00  90.00 P 1           1          
ORIGX1      1.000000  0.000000  0.000000        0.00000                         
ORIGX2      0.000000  1.000000  0.000000        0.00000                         
ORIGX3      0.000000  0.000000  1.000000        0.00000                         
SCALE1      1.000000  0.000000  0.000000        0.00000                         
SCALE2      0.000000  1.000000  0.000000        0.00000                         
SCALE3      0.000000  0.000000  1.000000        0.00000                         
MODEL        1